html,body{
	height: 100%;
}
#app{
	height: 100%;
	width: 100%;
	display: flex;
	flex-direction: column;
} 
 header{
	height: 46px;
	line-height: 46px;
	text-align: center;
}
section{
	flex: 1;
	overflow-y: scroll;
} 
img{
	width: 100%;
	height: 100%;
}
#price{
	font-size: 28px;
	color: red;
}
.price1{
	font-size: 12px;
	color: red;
}
#price3{
	font-size: 14px;
	color: darkgray;
}
#price4{
	text-decoration: line-through;
	font-size: 14px;
	color: darkgray;
	
}
span{
	font-size: 12px;
}
.fahuo{
	color:darkgray;
}